Dizi Adı: Threshold
Bölüm Adı: The Burning
Sezon/Bölüm: 1. Sezon 4. Bölüm
Yayın Tarihi: 30 Eyl. 2005

A patient at an psychiatric hospital in Ohio escapes and Molly believes he may have been infected by the alien signal after paintings of glass trees are found in his cell. After further investigation, it is suspected one of the missing Big Horn crew might be involved.